JP2008535342A5 - - Google Patents

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JP2008535342A5
JP2008535342A5 JP2008503470A JP2008503470A JP2008535342A5 JP 2008535342 A5 JP2008535342 A5 JP 2008535342A5 JP 2008503470 A JP2008503470 A JP 2008503470A JP 2008503470 A JP2008503470 A JP 2008503470A JP 2008535342 A5 JP2008535342 A5 JP 2008535342A5
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コンピュータ・システムに設けられた複数のオペレーティング・システム・パーティションにネットワーク通信を分配するための装置であって、前記装置は、
ネットワークに結合された少なくとも１つの物理的ポートであって、前記ネットワークと前記コンピュータ・システムとの間の通信を可能にする物理的ポートと、
前記少なくとも１つの物理的ポートと関連する複数の論理ポートとを含んでおり、前記論理ポートの各々は前記オペレーティング・システム・パーティションの１つと関連付けられ、前記論理ポートの各々は、関連する物理的ポートと関連するオペレーティング・システム・パーティションとの間での情報の伝達を可能にし、前記装置のネットワーク・リソースのコンフィギュレーション能力を可能にする装置。 An apparatus for distributing network communications to a plurality of operating system partitions provided in a computer system, the apparatus comprising:
At least one physical port coupled to a network that enables communication between the network and the computer system;
A plurality of logical ports associated with the at least one physical port, wherein each of the logical ports is associated with one of the operating system partitions, and each of the logical ports is associated with an associated physical port A device that enables communication of information to and from an operating system partition associated with the device and enables configuration of network resources of the device. 前記少なくとも１つの物理的ポートは複数の物理的ポートであり、複数の論理ポートが各物理的ポートと関連付けられる請求項１に記載の装置。   The apparatus of claim 1, wherein the at least one physical port is a plurality of physical ports, and a plurality of logical ports are associated with each physical port. 各論理ポートは、関連する媒体アクセス制御（ＭＡＣ）アドレスにより識別され、前記物理的ポートに到着した各パケットは、そのパケット内の前記ＭＡＣアドレスと一致するＭＡＣアドレスを有する論理ポートに割り当てられる請求項１に記載の装置。   Each logical port is identified by an associated medium access control (MAC) address, and each packet arriving at the physical port is assigned to a logical port having a MAC address that matches the MAC address in the packet. The apparatus according to 1. 各物理的ポート及び論理ポートは論理スイッチにより通信のために選択され得る請求項１に記載の装置。   The apparatus of claim 1, wherein each physical port and logical port can be selected for communication by a logical switch. 各論理ポートは、その論理ポートと関連付けられた前記オペレーティング・システム・パーティションにより送信又は受信されるパケットを格納するためのデフォルト論理ポート・キューと関連付けられる請求項１に記載の装置。   The apparatus of claim 1, wherein each logical port is associated with a default logical port queue for storing packets transmitted or received by the operating system partition associated with that logical port. 各論理ポートは、その論理ポートを通して伝達される情報を管理又は制御するために使用されるリソースの独立のセットと関連付けられる請求項１に記載の装置。   The apparatus of claim 1, wherein each logical port is associated with an independent set of resources used to manage or control information communicated through that logical port. 複数の論理ポートが単一のオペレーティング・システム・パーティションと関連付けられ得る請求項１に記載の装置。   The apparatus of claim 1, wherein multiple logical ports can be associated with a single operating system partition. コンピュータ・システム上に設けられた複数のオペレーティング・システム・パーティションにネットワーク通信を分配する方法であって、前記方法は、
オペレーティング・システム・パーティションと、前記オペレーティング・システム・パーティションと関連付けられた少なくとも１つの論理ポートとの間で情報を伝達することであって、複数のオペレーティング・システム・パーティションの各々の１つが関連する少なくとも１つの論理ポートと通信することができる前記伝達することと、
前記オペレーティング・システム・パーティションと関連付けられた前記少なくとも１つの論理ポートと前記少なくとも１つの論理ポートと関連付けられた少なくとも１つの物理的ポートとの間で前記情報を伝達することであって、前記物理的ポートがネットワークに結合されている前記伝達することと、
を含む方法。 A method of distributing network communications to a plurality of operating system partitions provided on a computer system, the method comprising:
Communicating information between an operating system partition and at least one logical port associated with the operating system partition, wherein at least one of each of the plurality of operating system partitions is associated with Said communicating capable of communicating with one logical port;
Conveying the information between the at least one logical port associated with the operating system partition and at least one physical port associated with the at least one logical port, the physical Said transmitting port is coupled to the network;
Including methods. 前記方法は前記ネットワークから前記少なくとも１つの論理ポートで情報を受け取ることを更に含み、前記少なくとも１つの論理ポートと少なくとも１つの物理的ポートとの間で情報を伝達することは前記情報を前記物理的ポートと関連付けられた複数の論理ポートのうちの少なくとも１つに供給することを含み、オペレーティング・システム・パーティションと少なくとも１つの論理ポートとの間で情報を伝達することは前記情報を前記少なくとも１つの論理ポートからその少なくとも１つの論理ポートと関連付けられた前記オペレーティング・システム・パーティションに供給することを含む請求項８に記載の方法。   The method further includes receiving information on the at least one logical port from the network, and communicating information between the at least one logical port and at least one physical port is configured to transfer the information to the physical port. Communicating information between an operating system partition and at least one logical port includes providing the information to at least one of the plurality of logical ports associated with the port. 9. The method of claim 8, comprising providing from a logical port to the operating system partition associated with the at least one logical port. オペレーティング・システム・パーティションと少なくとも１つの論理ポートとの間で情報を伝達することは前記オペレーティング・システム・パーティションから前記少なくとも１つの関連する論理ポートで情報を受け取ることを含み、前記少なくとも１つの論理ポートと少なくとも１つの物理的ポートとの間で情報を伝達することは前記情報を前記物理的ポート関連付けられた前記少なくとも１つの論理ポートから前記少なくとも１つの物理的ポートに供給することを含み、前記少なくとも１つの物理的ポートに供給された前記情報は前記ネットワークへ送出される請求項８に記載の方法。   Communicating information between the operating system partition and the at least one logical port includes receiving information from the operating system partition on the at least one associated logical port, the at least one logical port Communicating information between the physical port and the at least one physical port comprises supplying the information from the at least one logical port associated with the physical port to the at least one physical port, The method of claim 8, wherein the information supplied to one physical port is sent to the network. 前記関連する論理ポートを通過する情報を監視すると共に前記関連する論理ポートで発生するエラーを監視するために複数の論理ポートの各々にリソースを設けることを更に含む請求項８に記載の方法。   9. The method of claim 8, further comprising providing a resource at each of a plurality of logical ports to monitor information passing through the associated logical port and monitor errors occurring at the associated logical port. 前記関連する論理ポートを通過するネットワーク・パケットのタイプをフィルタリングするために複数の論理ポートの各々にリソースを設けることを更に含む請求項８に記載の方法。   9. The method of claim 8, further comprising providing a resource at each of a plurality of logical ports to filter the type of network packets that pass through the associated logical port. コンピュータ・システム上でネットワーク通信を分配する方法であって、前記方法は、
複数のオペレーティング・システム・パーティションを動作させる前記コンピュータ・システムにおいて論理スイッチでデータ・パケットを受信することと、
前記パケット内の情報がラップ経路を示すときに、前記データ・パケットを前記コンピュータ・システムの１つのオペレーティング・システム・パーティションから前記コンピュータ・システムの他のオペレーティング・システム・パーティションへ前記コンピュータ・システム内のハードウェア経路を通してラッピングすることと、
前記データ・パケット内の情報が非ラップ経路を示すときに、オペレーティング・システム・パーティションから受信された前記データ・パケットを外部ネットワークに結合された物理的ポートへ、或いは前記外部ネットワークから受信されたデータ・パケットをオペレーティング・システム・パーティションへ送ることと、
を含む方法。 A method of distributing network communications on a computer system, the method comprising:
Receiving a data packet at a logical switch in the computer system operating a plurality of operating system partitions;
When the information in the packet indicates a wrap path, the data packet is transferred from one operating system partition of the computer system to another operating system partition of the computer system in the computer system. Wrapping through the hardware path,
Data received from an operating system partition to a physical port coupled to an external network or data received from the external network when information in the data packet indicates a non-wrap path Sending the packet to the operating system partition;
Including methods. 前記コンピュータ・システムは前記外部ネットワークに結合された少なくとも１つの物理的ポートを含み、各オペレーティング・システム・パーティションはデータを送信し受信するために１つ以上の論理ポートを有し、前記論理ポートと、関連する物理的ポートとは、前記データ・パケットをそれを通して送るために前記論理スイッチにより選択されるところの仮想ポートとして動作するようになっている請求項１３に記載の方法。   The computer system includes at least one physical port coupled to the external network, each operating system partition having one or more logical ports for transmitting and receiving data, and 14. The method of claim 13, wherein the associated physical port is adapted to operate as a virtual port that is selected by the logical switch to send the data packet therethrough. 前記データ・パケット内の前記情報は、宛先アドレスとパケット制御既述子とを含む請求項１３に記載の方法。   The method of claim 13, wherein the information in the data packet includes a destination address and a packet control descriptor. コンピュータ・システムに設けられた複数のオペレーティング・システム・パーティションにネットワーク通信を分配するための装置であって、前記装置は、
外部ネットワークに結合された少なくとも１つの物理的ポートであって、前記外部ネットワークと前記コンピュータ・システムとの間の通信を可能にする物理的ポートと、
前記オペレーティング・システム・パーティションのうちの１つと各々関連付けられた複数の論理ポートと、
前記物理的ポートと前記論理ポートとを選択すると共に前記オペレーティング・システム・パーティション及び前記物理的ポートへの情報の伝達を可能にする前記コンピュータ・システム内に実装された論理スイッチと、
を含む装置。 An apparatus for distributing network communications to a plurality of operating system partitions provided in a computer system, the apparatus comprising:
At least one physical port coupled to an external network, which enables communication between the external network and the computer system;
A plurality of logical ports each associated with one of the operating system partitions;
A logical switch implemented in the computer system for selecting the physical port and the logical port and enabling communication of information to the operating system partition and the physical port;
Including the device. 前記論理スイッチがデータ・パケットを受信したとき、前記パケット内の情報がラップ経路を示すときには前記論理スイッチは前記データ・パケットを前記オペレーティング・システム・パーティションのうちの１つから前記コンピュータ・システム内のハードウェア経路を通して前記オペレーティング・システム・パーティションのうちの他のものへラッピングし、前記データ・パケット内の情報が非ラップ経路を示すときには前記論理スイッチは前記データ・パケットをオペレーティング・システム・パーティションから前記外部ネットワーク上の宛先へ、又は前記外部ネットワークから前記オペレーティング・システム・パーティションのうちの１つへ送る請求項１６に記載の装置。   When the logical switch receives a data packet, when the information in the packet indicates a wrap path, the logical switch sends the data packet from one of the operating system partitions in the computer system. When wrapping to another of the operating system partitions through a hardware path and the information in the data packet indicates a non-wrapped path, the logical switch moves the data packet from the operating system partition to the The apparatus of claim 16, wherein the apparatus sends to a destination on an external network or from the external network to one of the operating system partitions. コンピュータ・システムのためにネットワーク通信を提供するための装置であって、前記装置は、
ネットワークに結合されて前記ネットワークと前記コンピュータ・システムとの間の通信を可能にする少なくとも１つの物理的ポートと、
前記コンピュータ・システムの少なくとも１つのユーザ・スペース内の少なくとも１つのプロセスから送られ又はそれにより受信されるデータ・パケットを格納するための複数の接続キューであって、前記少なくとも１つのプロセスのうちの１つと前記ネットワークとの間の異なるネットワーク接続に各々関連付けられる接続キューと、
前記コンピュータ・システムにより実装されたオペレーティング・システム・パーティションのカーネルから送られ又はそれにより受信されるデータ・パケットを格納するためのデフォルト・オペレーティング・システム・キューと、
を含む装置。 An apparatus for providing network communications for a computer system, the apparatus comprising:
At least one physical port coupled to a network to enable communication between the network and the computer system;
A plurality of connection queues for storing data packets sent from or received by at least one process in at least one user space of the computer system, comprising: A connection queue each associated with a different network connection between one and the network;
A default operating system queue for storing data packets sent or received by the kernel of the operating system partition implemented by the computer system;
Including the device. 前記装置は複数のオペレーティング・システム・パーティションと、前記オペレーティング・システム・パーティションの各々と関連付けられた論理ポートとを更に含んでおり、各論理ポートは関連するデフォルト・オペレーティング・システム・キューを有し、デフォルト・オペレーティング・システム・キューに格納されているデータ・パケットは関連するオペレーティング・システム・パーティションのカーネルから送られ又はそれにより受信されるようになっている請求項１８に記載の装置。   The apparatus further includes a plurality of operating system partitions and logical ports associated with each of the operating system partitions, each logical port having an associated default operating system queue; The apparatus of claim 18, wherein the data packets stored in the default operating system queue are sent from or received by the kernel of the associated operating system partition. 前記デフォルト・オペレーティング・システム・キューは、データ・パケットを、そのデータ・パケットのためのネットワーク接続が発見され得ないときに、格納する請求項１８に記載の装置。   The apparatus of claim 18, wherein the default operating system queue stores a data packet when a network connection for the data packet cannot be found. 前記ユーザ・スペース内の少なくとも１つのプロセスは、複数のネットワーク接続を有し、それらのネットワーク接続と関連付けられた前記接続キューによりサービスされる請求項１８に記載の装置。   19. The apparatus of claim 18, wherein at least one process in the user space has multiple network connections and is served by the connection queue associated with those network connections. 前記接続キューにもデフォルト・オペレーティング・システム・キューにも格納されないデータ・パケットを格納するための特別デフォルト・キューを更に含む請求項１８に記載の装置。   The apparatus of claim 18, further comprising a special default queue for storing data packets that are not stored in the connection queue or a default operating system queue. マルチキャスト・データ・パケット及びブロードキャスト・データ・パケットを夫々格納するための特別マルチキャスト・デフォルトキュー及び特別ブロードキャスト・デフォルト・キューを更に含む請求項１８に記載の装置。   The apparatus of claim 18, further comprising a special multicast default queue and a special broadcast default queue for storing multicast data packets and broadcast data packets, respectively. コンピュータ・システムのためにネットワーク通信を提供する方法であって、前記方法は、
ネットワーク・アダプタでデータ・パケットを受け取ることと、
複数の接続キューのうちの１つに前記データ・パケットを格納することであって、前記接続キューが、関連するネットワーク接続を介して前記コンピュータ・システムの少なくとも１つのユーザ・スペース内の少なくとも１つのプロセスから送られ又はそれにより受信されるデータ・パケットを格納するためのものである前記格納することと、
前記データ・パケットを、もしそのデータ・パケットのためにネットワーク接続が見出され得なければ、デフォルト・オペレーティング・システム・キューに格納することであって、前記デフォルト・オペレーティング・システム・キューが、前記コンピュータ・システムにより実装されたオペレーティング・システム・パーティションのカーネルから送られ又はそれにより受信されるデータ・パケットを格納するためのものである前記格納することと、
を含む方法。 A method for providing network communications for a computer system, the method comprising:
Receiving data packets on the network adapter;
Storing the data packet in one of a plurality of connection queues, wherein the connection queue is associated with at least one in at least one user space of the computer system via an associated network connection. Said storing is for storing data packets sent from or received by the process;
Storing the data packet in a default operating system queue if a network connection cannot be found for the data packet, the default operating system queue being Said storing for storing data packets sent from or received by a kernel of an operating system partition implemented by a computer system;
Including methods. 前記ネットワーク接続は前記少なくとも１つのプロセスとネットワークとの間に設けられ、前記コンピュータ・システムの少なくとも１つの物理的ポートは前記ネットワークに結合され、前記少なくとも１つの物理的ポートは前記ネットワークと前記コンピュータ・システムとの間の通信を可能にする請求項２４に記載の方法。   The network connection is provided between the at least one process and a network, at least one physical port of the computer system is coupled to the network, and the at least one physical port is the network and the computer computer. 25. A method according to claim 24 enabling communication with the system. 前記コンピュータ・システムは、複数のオペレーティング・システム・パーティションと、前記オペレーティング・システム・パーティションの各々と関連付けられた論理ポートとを提供し、各論理ポートは関連するデフォルト・オペレーティング・システム・キューを有し、デフォルト・オペレーティング・システム・キューに格納されているデータ・パケットは前記関連するオペレーティング・システム・パーティションのカーネルから送られ又はそれにより受信されるようになっている請求項２４に記載の方法。   The computer system provides a plurality of operating system partitions and logical ports associated with each of the operating system partitions, each logical port having an associated default operating system queue. 25. The method of claim 24, wherein a data packet stored in a default operating system queue is sent from or received by a kernel of the associated operating system partition. 前記データ・パケットが接続キューにもデフォルト・オペレーティング・システム・キューにも格納され得なければ前記データ・パケットを特別デフォルト・キューに格納するを更に含む請求項２４に記載の方法。   25. The method of claim 24, further comprising storing the data packet in a special default queue if the data packet cannot be stored in a connection queue or a default operating system queue. 前記データ・パケットがマルチキャスト・パケット又はブロードキャスト・パケットであれば前記データ・パケットを特別マルチキャスト・デフォルト・キュー又は特別ブロードキャスト・デフォルト・キューに夫々格納することを更に含む請求項２４に記載の方法。   The method of claim 24, further comprising storing the data packet in a special multicast default queue or a special broadcast default queue, respectively, if the data packet is a multicast packet or a broadcast packet. 前記ユーザ・スペース内の少なくとも１つのプロセスは、複数のネットワーク接続を有し、それらのネットワーク接続と関連付けられた前記接続キューによりサービスされる請求項２４に記載の方法。   25. The method of claim 24, wherein at least one process in the user space has multiple network connections and is served by the connection queue associated with the network connections.
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